See-saw



FIG. 1 is a perspective view of a see-saw embodying my new design.

FIG. 2 is a top plan view of a see-saw embodying my new design.

FIG. 3 is a left side elevational view of a see-saw embodying my newdesign.

FIG. 4 is a right side elevational view of a see-saw embodying my newdesign.

FIG. 5 is a rear side elevational view of a see-saw embodying my newdesign.

FIG. 6 is a bottom plan view of a see-saw embodying my design.

The ornamental design for a see-saw, as shown.